21x21x5 Rheem/Ruud RXHF-E21AM13 Housing Air Filter

Product Description
Filter Hut's 21x21x5 Rheem/Ruud style air filters are specifically designed to fit in the original manufacturer RXHF-E21AM13 housing. Filter Hut's air filters are MERV rated to ASHRAE 52.2 test standards assuring that our filters will perform as good or better than the OEM Rheem/Ruud air filters. Our air filters have the option of Odorban odor isolating carbon-inlayed technology. *OEM names are used for filter replacement identification purposes only.
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  • 21 x 21 x 4. 5 nominal size
  • 20-3/4 x 20-3/4 x 4-3/8 actual size
  • Installs in Rheem/Ruud housing part number: RXHF-E21AM13
  • Accumulair Envaero brand
  • Specifically designed to fit the original manufacturer housing
  • Filters framed and preassembled for ease of intallation. (No end caps needed, don't need expanded with combs, etc.)
  • MERV rated to ASHRAE standards
  • Option of OdorBan odor capturing carbon-infused technology
  • 2 air filters to a case
Quantity of Filters in Case
Efficiency Rating
Quantity of Cases
$ 62.90 per case